How to get Amazon best seller badge?

To get the Amazon Best Seller badge, a product must meet certain sales and customer review criteria set by Amazon. The specific criteria can vary depending on the category and subcategory of the product. Some general factors that can contribute to a product achieving best seller status include high sales volume, positive customer reviews, and a competitive price point.

It's important to note that Amazon best seller badge is not something you can apply for, it's based on the sales performance of a product.